Nissens 955089 Fuel Injection Throttle Body

Nissens 955089 Fuel Injection Throttle Body

The Nissens 955089 fuel injection throttle body is an OEM-equivalent replacement built for precise electronic throttle control and consistent airflow management. It is engineered for direct-fit service on select BMW diesel applications, including BMW 328d, BMW X3, BMW X5, BMW 535d, and BMW 740Ld xDrive models.

Key Features

• Electric throttle body with 12-volt operation
• Throttle position sensor included for integrated control feedback
• Idle air control motor included
• Aluminum/plastic throttle body construction
• 2.13 in inlet diameter and 2.13 in outlet diameter
• 5-pin oval connector
• O-ring included, with 2 O-rings supplied
• OEM equivalent grade for OE-style fit and function

Detailed Description

This Nissens throttle body, part number 955089, is designed for vehicles that rely on electronic throttle management to regulate intake airflow. Nissens tests its throttle bodies through functional, high-temperature endurance, durability, load, and corrosion validation to support stable operation under demanding conditions. For BMW diesel applications, including 2014-2018 BMW 328d and 328d xDrive, 2014-2018 BMW X5, 2015-2017 BMW X3, 2014-2016 BMW 535d and 535d xDrive, and 2015 BMW 740Ld xDrive, this unit provides an OE-style replacement path when the original throttle body is worn or malfunctioning.

This part cross-references 7810752 and 13547810752 for the same application.

What It Helps Address

• Rough or unstable idle caused by throttle body wear
• Reduced throttle response from electronic control issues
• Airflow irregularities affecting engine performance
• Check engine light conditions related to throttle position feedback
• Corrosion or contamination affecting throttle operation

Installation Notes and Tips

Verify connector style, inlet and outlet diameter, and OE part number before installation. This throttle body uses a 5-pin oval connector and includes O-rings, but mounting hardware and gasket or seal are not included. Clean the intake mating surfaces before installation and confirm the electronic throttle system is properly relearned or calibrated according to the vehicle service procedure after replacement.

Quality Assurance

Nissens develops and validates this throttle body through endurance, load, corrosion, and high-temperature testing to support long-term operation. The 955089 is built as an OEM-equivalent replacement for BMW diesel applications where precise throttle control and dependable electronic response are required.